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## What this PR does
### Release note
<!-- Write a release note:
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```release-note
- update ch operator
- add chk
```
<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit
* **New Features**
* Added support for deploying ClickHouse Keeper for cluster
coordination, with configurable enablement, resource presets, and
storage size.
* Introduced new Kubernetes resources and monitoring for ClickHouse
Keeper, including metrics integration and workload monitoring.
* Enhanced configuration flexibility with new parameters for Keeper in
both values and schema files.
* **Documentation**
* Updated documentation to describe new ClickHouse Keeper parameters and
deployment options.
* Improved Helm chart and CRD documentation for ClickHouse Operator,
including new features, configuration options, and secret integration.
* **Bug Fixes**
* Updated Grafana dashboards for compatibility with latest versions and
improved metric queries.
* **Chores**
* Incremented chart and operator versions.
* Updated test scripts to include ClickHouse Keeper scenarios.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
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